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What engine is in the Ford Fiesta?

The Ford Fiesta, a popular subcompact car, is equipped with a variety of engine options to suit different driving needs and preferences. The specific engine in a Ford Fiesta can vary depending on the model year, trim level, and geographic market, but the most common engine found in this vehicle is a turbocharged 1.0-liter EcoBoost three-cylinder engine.

The 1.0-Liter EcoBoost Engine

The 1.0-liter EcoBoost engine is a compact, high-efficiency powerplant that delivers impressive performance and fuel economy. This engine utilizes turbocharging technology to extract more power from a smaller displacement, providing a balance of power and efficiency. The 1.0-liter EcoBoost engine in the Ford Fiesta produces between 99 and 123 horsepower, depending on the specific tuning and configuration.

The EcoBoost engine's small size and lightweight design contribute to the Fiesta's nimble handling and responsive acceleration. This engine is also known for its excellent fuel efficiency, with the Fiesta achieving up to 31 miles per gallon in the city and 43 miles per gallon on the highway.

Other Engine Options

While the 1.0-liter EcoBoost is the most common engine found in the Ford Fiesta, there are a few other engine options available, depending on the market and model year:

1.6-liter naturally aspirated four-cylinder engine, producing around 120 horsepower

1.5-liter diesel engine, offering improved fuel efficiency for certain markets

1.0-liter three-cylinder engine without turbocharging, providing a more affordable option

The availability and specific details of these alternative engine options may vary by region and model year. Regardless of the engine, the Ford Fiesta is known for its engaging driving dynamics, compact size, and impressive fuel efficiency.

What engine does a Ford Fiesta use?

Engines & Performance: Like its rivals, the Fiesta has a wide range of engines. The petrol range consists of a 1.1-litre petrol with either 69bhp or 84bhp; a fantastic turbocharged 1.0-litre three-cylinder Ecoboost in 99bhp, 123bhp and 138bhp states of tune, or a 1.5-litre diesel with 84bhp or 118bhp power outputs.

Do Ford Fiestas have good engines?

By all accounts the 1.5 Ecoboost is a good engine. Offering performance and economy, which would have been unbelievable not that long ago. In Focus in 2012 and Fiesta in 2014. So the early cars are getting on and its not always possible to find out if the cars had the right oil or if it's been changed regularly.

What kind of engine is in the 2014 Ford Fiesta?

The S, SE and Titanium trim levels use the 1.6-liter four-cylinder, flanked by two optional newbies. In the fuel economy corner is a 123-hp, turbocharged 1.0-liter three-cylinder engine good for a rating of 31/43/36 mpg city/highway/combined.

What Ford engine to stay away from?

Ford engines to avoid include the 6.0L and 6.4L Power Stroke diesels, which had numerous issues like EGR cooler failures and injector problems, and the 5.4L Triton V8 known for spark plug and timing chain problems. Other engines to be cautious of are the 3.8L V6 due to head gasket failures and certain EcoBoost engines, especially early 1.0L and 1.6L models, which have faced issues like premature timing belt wear and overheating.
You can watch this video to learn about some of the worst Ford engines ever made: 59sCar WisdomsYouTube · May 2, 2025
Engines with high failure rates

6.0L and 6.4L Power Stroke diesel engines: These engines (2003-2007 and 2008-2010, respectively) are notorious for expensive problems, including head gasket failures, injector issues, and turbocharger failures.
5.4L Triton V8: This engine (1997-2010) is infamous for spark plugs breaking during removal and cam phaser/timing chain issues.
3.8L SX V6: From 1982 to 2008, this engine had issues with weak head bolts causing head gasket failures, and early versions were prone to coolant leaks.

This video discusses the 5.4L Triton V8 in detail: 53sSeats & WheelsYouTube · Aug 10, 2025
Problematic EcoBoost engines

1.0L EcoBoost (early versions): Early models used a rubber timing belt in hot engine oil, which could degrade and clog the oil pickup, leading to oil starvation and engine damage.
1.6L EcoBoost: This engine has been associated with overheating and coolant leaks.
3.5L EcoBoost: Problems can include carbon buildup, premature timing chain wear, and water pump failures.
2.7L EcoBoost: Early models (around 2016-2017) experienced issues with defective valve guides, excessive oil consumption, and leaking plastic oil pans.

You can watch this video for more information about EcoBoost engine issues: 1mExoticCar PlayPlaceYouTube · Nov 15, 2025

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.